Number Systems
Is the following number rational or irrational and why?
0.33333.....
What is rational because it repeats.
45497 · 4544 · 45444
What is 454145?
What has to be true about the inputs and outputs for the relationship to be considered a function?
*You can also draw a graph of a function to explain
(Or similar explanation)
What happens to the angle measures in a hexagon when it undergoes a reflection, rotation, or translation?
What is they stay the same?
Describe or draw a scatter plot with a positive linear association/correlation/trend.
What is the data points increase from left to right and look like that generally travel in a straight line?
Is the following number rational or irrational and why?
-1/4
If x2 = 400, what TWO numbers are true for the value of x?
What is the y-intercept of the following function?
(1, 15) (2, 21) (3, 27) (4, 33)
What is 9?
What is the scale factor in the following reduction?
Triangle ABC: Triangle A'B'C':
Side AB is 8 in Side A'B' is 2 in
Side BC is 24 in Side B'C' is 6 in
Side CA is 16 in Side C'A' is 4 in
What is 1/4
Describe or draw a scatter plot with no association/correlation/trend.
What is the data is all over the scatter plot with no visible association?
Is the following number rational or irrational and why?
3π (pi)
What is irrational because pi never repeats and never terminates.
Which of the following numbers is greater?
403.6 · 10-9
4.036 · 10-8
What is 403.6 · 10-9?
Which function is non-linear why?
y = 2x +3
y = x-2 · x3 + 4
y = x(3x + 6)
6x +7y = 23
What is y = x(3x + 6) because x · 3x = 3x2 and linear functions have to have x1
What is the supplement to a 73° angle?
What is 107°?
The name of a data point that does not fit with the association/correlation/trend of the rest of the data.
What is an outlier?
Order the following numbers from least to greatest:
4π, √49, 2√5, and 15/2
What is:
2√5, 15/2, √49, 4π
How many solutions, if any, are there to the following system of equations?
12r + 13 + 5r = 13 +17r
What is infinitely many solutions?
A phone company charges a $45 fee for joining and a monthly fee of $63. What is the slope-intercept from (y = mx + b) of the total cost (y) for being the company for x months.
What is y = 63x +45
What is the length of the missing leg of a right triangle with one leg measuring 6 in and a hypotenuse measuring 10 in?
What is 8 in?
What is the probability of pulling a red card from a deck of cards and rolling a 4 on a number cube?
What is 1/12?
What is the only thing that rational and irrational questions have in common?
What values of x and y make the following system of equations true?
y = 5x - 10
y = 2x + 2
Your response should have the x and y variable identified (x, y).
What is (4, 10)?
List two different ways you can classify a function.
What is linear/non-linear and positive/negative.
How do you find the volume of a sphere with a diameter of 16 in?
What is 4/3 · π · 83 or equivalent?
If someone flips a coin, rolls a number cube, flips a coin, and rolls a number cube, what is the probability the outcome will be heads, even, tails, odd?
What is 1/16?